320440973976

素因数分解:

$2^3\times 3^2\times {\mathrm{409}}^1\times {\mathrm{421}}^1\times {\mathrm{25847}}^1$

素因数の和:26689

約数の個数: 96

約数和(自身を含む): 872083087200

約数和(自身を除く): 551642113224

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 409, 421, 818, 842, 1227, 1263, 1636, 1684, 2454, 2526, 3272, 3368, 3681, 3789, 4908, 5052, 7362, 7578, 9816, 10104, 14724, 15156, 25847, 29448, 30312, 51694, 77541, 103388, 155082, 172189, 206776, 232623, 310164, 344378, 465246, 516567, 620328, 688756, 930492, 1033134, 1377512, 1549701, 1860984, 2066268, 3099402, 4132536, 6198804, 10571423, 10881587, 12397608, 21142846, 21763174, 31714269, 32644761, 42285692, 43526348, 63428538, 65289522, 84571384, 87052696, 95142807, 97934283, 126857076, 130579044, 190285614, 195868566, 253714152, 261158088, 380571228, 391737132, 761142456, 783474264, 4450569083, 8901138166, 13351707249, 17802276332, 26703414498, 35604552664, 40055121747, 53406828996, 80110243494, 106813657992, 160220486988, 320440973976]

約数ペア:

[(1, 320440973976), (2, 160220486988), (3, 106813657992), (4, 80110243494), (6, 53406828996), (8, 40055121747), (9, 35604552664), (12, 26703414498), (18, 17802276332), (24, 13351707249), (36, 8901138166), (72, 4450569083), (409, 783474264), (421, 761142456), (818, 391737132), (842, 380571228), (1227, 261158088), (1263, 253714152), (1636, 195868566), (1684, 190285614), (2454, 130579044), (2526, 126857076), (3272, 97934283), (3368, 95142807), (3681, 87052696), (3789, 84571384), (4908, 65289522), (5052, 63428538), (7362, 43526348), (7578, 42285692), (9816, 32644761), (10104, 31714269), (14724, 21763174), (15156, 21142846), (25847, 12397608), (29448, 10881587), (30312, 10571423), (51694, 6198804), (77541, 4132536), (103388, 3099402), (155082, 2066268), (172189, 1860984), (206776, 1549701), (232623, 1377512), (310164, 1033134), (344378, 930492), (465246, 688756), (516567, 620328)]